Finding the Fourth Proportional to 17,039.13, 23,513.98 and 9,485.29

Step by Step Solution

1. Step 1: Write the proportion equation
   17,039.13 : 23,513.98 = 9,485.29 : x
2. Step 2: Convert to fraction form
   17,039.13/23,513.98 = 9,485.29/x
3. Step 3: Cross multiply
   17,039.13x = 23,513.98 × 9,485.29
4. Step 4: Simplify right side
   17,039.13x = 223,036,919.35
5. Step 5: Solve for x
   x = 223,036,919.35/17,039.13
6. Step 6: Final answer
   x = 13,089.69